Electromagnetic fluid pump



TAG-ll Fe. 23, 1954 N. H. GODBOLD ELECTROMAGNETIC FLUID PUMP Filed Aug.29. 1950 7 IndLLC'hUYl QM? INVENTOR. Q) Nat H. Godbolcl g? Mi? PM Feb.as, use 2 569 3 umrb sures PATENT OFFICE IIIOI'IOIAGNI'I'IO FLUID was!Appllsetlsn Ans-t 80. 1150, Seth! No. 183.131

1 ecu-s. (Clue-1) fluid subieetedtothesecumuieaouorinteeretlonotpumpsoithetrpeinwhichsnelectrieslbcmeneeulimitedonbbsthesttsmmentoisrotsductinsfluidisimpelledslmeehsnnelbythe tiomiveloeitym-w memetieioree whiohremitsimmsnelectriciocityoitheimpreledmsenetiofleld. currentpessinzthrouehtheiiuidinemeenInthedrswines:

etie neldsnmmoieperticulerlmthieinventionre-Flsureiisslonsitudinslerosssectionsivieu M lt n p ved eleetromssn fl p ppretmed tottheelectromssnetie e pumpoithepressntinventionendl'ieureiissrotetionelmotionoieliquidmsssendtheprespertielsectiontskmonphnet-iodrisurex.sureheedisobtsinediromthecentritumioree 1o Reterringtol'iguuLe mmmuresuitinztheretrom. shmtocomprisescircmercorelishownin- In :enersi. theelectromagnetic fluid pump is oldinthesrtendisshowmtorenmpleJnPetent2,397.785tol'ried1lnderendmPetent 1.298544% Chubb. Such pumps oi theprior srt develop en impeliinz pressure heedbythedirectiorce developedbetveen an electric current Misprovidedtochenneitheeonductingiluidtothrouzhthei'iuidandenexternallyimpressed bepumpedthroughtiiemgneu mmmszneticfleld. suchemennerthstitissubieetedtothein-Ithssbeenicundthstslthouzhtheeleetrmzofluenceoi'themsenetieneld.Thisductcornmssneticiiuidpumpsotthepriorsrtsreeilectiveprisesetubeportionll'hiehnisllythreedsthe and adventeseous in manyrespects over other core structure ii. Atthe end otthecore strne. knowntypes of pumps, thew-ere inadequate to ture. the ductflsresomnidirectionelly outnrdly provide suflieient volumeoiiioworsumoientpresto form e beil-shsped channel II. An elonntedsureiormanyspplicetions. zoannulerchsnnell'lwhichmnybecylindriceiu Itis, thereiore, the primer object of this inprovided between the corestructures I end Ii. ventiontoprovideenelectromsanetic fluid pump Thesnnulsr chnnnel connects with the outer which is capable of hiehervolumetric capacity and oi the bell-shaped chsnnei It. At the end andpressure zeneretion then those heretoiore oi the core structure opposedto'the beli-shsped kn wn- 30 chum "P vided. A Other objectsoitheinventionwillsppeer from second beli-shsped channel is provided inthe the following description wherein is explained conducting memberzlmdmgmm thstiormottheinventionwhichhssbeenendwlththeexitendoithelnnulnrchmnel. selected forillustretioninthedrewinn sooom- The duct portion II is defined byepfl-nyinlendiorminzpertoithisspeciiicetion. 35w'hichisinintimateelectrieoontectwith These objects are obteined in theelectromaaend member 20. It follows that a closed electric netic fluidpumpoi the present inventionby uticircuit is established by the fluidthrough the: lizinztheelectromseneticprineiplesuponwhichportionoieiiuidchsnnelwhichissupportedmthedevicesoithepriorertsrebesed'inenoveithemelneticstruetureendthecmductinzend menner.Inthepriorsrtitisecoeptedesemmember 20. This closed circuit permits thedinelprinciplethetthedirectionoicmrentflowcrestionoiinducedlonzitudinsicm-rentsinthintheiiuidmustbeperpendiculsrtothedirectionflmdinthessmemennersscurrentssreind intherotorconductorsoteninduetionmowiththeresuitthetreectionotthecm'renuwi therotstinmlsnetictieidceusesrotntionoithiscnusedtorotsteundertheiniiueneeoirotetion byceusingeoithemezneticneld. Thu'etore.inthisreion,rotstinemotionotthefluidinthebell-shspedmotionoitheiiuidisnormsltothedirectionor chsnnelll.'I'hisiseileetedbyprovidingslowcurrentiiowbutthiseflectisusedindirectlsiorsohysteresespolepieeeelementllontheendoi'thspmpulsioninthnttherotnryotthe coreportionilsndediseentchsnnelportionil.nuidmslismedesnilebleiorpropulsionbu m u i omdlrldchsnnel Tll,srins-shspedeutensionllotthemeenetie thiserrenzementliesintheisctcorelisprcvided. 'i'heopencenta'ottherlne the y resin is esutensimieelosedhasnon-mslnetielideepa.

mg g mummy. u. mm m E m w m m wm m mm m. E m mmmmmm wmmmmmmm mm mm mmmWWM MMWMWWWWM WWW MWmmmmmmm WMWWM mmmmmmm mmmwmm mmmmmmwmmmmmmmmmmmmmwmmmmmmmmmmmwmm WE m m m n Mm M m mm mmmm mm m w m am w mmmmwmwwmm w mmmm m mym m m WW y? mm m a m w mmmmm mm mmw mmm wmfimmm m wK m m M w $2 ummm. m m mmm m m m mmmm mw mm WM m W Mm WWWM MMMWM mmmmmwwmmmmmmmmmwwmmmmmmmmmfimmm mmmmm mmmmmwmwwmw M m??? E" E3 mm mm mm fim mmm m fi mm mm W WM WMMWW mmmmwmwwmwmm Wmmmmmwwmmmmmmmwwmmmw mm 4 MP3 i mE m m m m w m m mm W mmmi mm w w w W m g WWW? E m M m 3 WW mm wm m W aME mm fi m m w fiMm Mi i m m mm mw amwwm m m mm mm mmm mmwmm mm mmvmm mmflmx a m m u w m d mm m m m n mmmmmwmm wmmmmmmwmww mwmw mmmmmmm mmmmMmmmmmmmmmmmmmmmmmm mmmm said second core element being supported tosurround the first core element. said electric windin being supported onat least one of the core elements to produce under a condition ofenerxization a substantially radial rotating ma:- netic field. saidfiuid channel first portion being a bell-shaped duct supported adjacenta first endoithefirstcoreelementnaidfiuidchannei second portion beinl anelonlated generally circularductnestedbetweenthefirstandseoond coreelements, said hell-shaped duct being connectedetitslareendtoafirstendoithesecond duct portion. said fiuid channel thirdportionbeiimafiarinzdtictconnectedatthesmallerendtoasecondendoithesecondductportion,a circular magnetic extension element atfixed to the second core elementto overhaul the bell-shaped duct outer portion. a maanetic extensionelement aifixed to the first core element and extendin: to thebell-shaped duct. and fiuid conveyinzmeansconnectedtotheinnerendot thebell-shaped duct, means for electrically conneotin: the fiuid channelfirst and third portions, whereby under a condition of electricalenergization, a rotatinz field traverses part of the bell-shaped ductand the fiuid channel second portion thereby causing rotation or aconductin:

fiuid enveloped therein. and centrifugal force thereby developed causesthe fiuid in the bellshaped portion to mimte into the fiuid channelsecond portion and from thence into the fiuid channel third portion fromwhich the fiuid is impelled outwardly.

NAT H. OODBOLD.

admcitcdlnthemeolthilpttcnt UNITEDSTATEB PATENTS

